Table 3 Characteristics of studies included in the systematic review and meta-analysis
Author Study | Year of start study | Primary outcome | Country | Follow-up (year) | Sample size | Male baseline | Age baseline Mean ± SD | BMI Baseline Mean ± SD | FPG Baseline Mean ± SD | BMI After intervention MD ± SD | FPG After intervention MD ± SD |
|---|---|---|---|---|---|---|---|---|---|---|---|
Knowler, W. C. [10] DPP | 1999 | Diabetes incidence | USA | 2.8 | 2152 | 708 | 50.6 ± 10.7 | 34 ± 6.7 | 106.5 ± 8.3 | - 1.45 ± 1.96 | - 0.76 ± 11.84 |
Ramachandran, A. [11] IDPP1 | 2002 | Diabetes incidence | India | 3 | 266 | 211 | 45.9 ± 5.8 | 25.8 ± 3.5 | 97 ± 0.75 | Not reported | Not reported |
Weber, M B. [13] D-CLIP | 2012 | Diabetes incidence | India | 2.54 | 576 | 364 | 44.4 ± 9.3 | 27.9 ± 3.7 | 102.3 ± 0.5 | Not reported | Not reported |
Lu, Y. H. [12] | 2005 | Diabetes incidence | China | 2 | 181 | 95 | 63.5 ± 6.9 | 27 ± 3.5 | 106.9 ± 0.47 | 26.67 ± 3.66 | 5.99 ± 0.88 |
O'Brien, M. J. [14] PREVEN T-DM | Weight | USA | 1 | 62 | 0 | 45.6 ± 12 | 33.8 ± 6.9 | 96.1 ± 8.8 | - 1.2 | 0.83 |